AP 2 Module 1 Quiz

The condition called _________blank is caused by excessive secretion of glucocorticoids, and is characterized by redistribution of body fat to produce characteristic features such as "moon face."

pheochromocytoma

androgenital syndrome

Graves disease

Cushing syndrome

Addison disease

Cushing syndrome

As blood is pumped out of the heart and into the major arteries leaving the heart, it

pushes against the semilunar valves and opens them.

pushes against the semilunar valves and closes them.

fills the cusps of the semilunar valves, causing them to expand and block the backflow of blood

pushes against the atrioventricular valves and opens them.

fills the cusps of the atrioventricular valve causing opening of the bicuspid and closure of the tricuspid.

pushes against the semilunar valves and opens them

Which part of the circulatory system holds the largest amount of blood?

Pulmonary arteries

Systemic arteries

Pulmonary veins

Systemic veins

Systemic veins

Which hormone is secreted by the pineal gland?

Oxytocin

Cortisol

Melatonin

Insulin

Melanin

Melatonin

The thyroid gland is located

immediately anterior to the trachea.Correct

immediately posterior to the cricoid cartilage.

anterior to the atria of the heart.

immediately superior to the larynx.

immediately anterior to the trachea.

The hormone oxytocin is synthesized in the

paraventricular nucleus.

nucleus of the solitary tract.

posterior pituitary.

pineal gland.

anterior pituitary.

paraventricular nucleus.

The two hormones released from the posterior pituitary are

prolactin and vasopressin.

follicle-stimulating hormone and leutenizing hormone.

thyrotropin-releasing hormone and corticotropin-releasing hormone.

oxytocin and antidiuretic hormone.

prolactin and growth hormone.

oxytocin and antidiuretic hormone.

The popliteal artery supplies the

elbow joint.

palmar region.

hip joint.

knee joint.

knee joint.

Which carries oxygenated blood from the lungs to the heart?

Pulmonary arteries

Inferior vena cava

Pulmonary veins

Pulmonary trunk

Superior vena cava

Pulmonary veins

The process of producing the formed elements of blood is called

agglutination.

hematopoiesis.

erythroblastosis.

leukopenia.

leukocytosis.

hematopoiesis.

The serous fluid within the pericardial cavity works to

equalize the pressure in the great vessels.

All of the choices are correct.

eliminate blood pressure spikes.

lubricate membranes of the pericardium.

slow the heart rate.

lubricate membranes of the pericardium.

During hematopoiesis, the lymphoid line forms lymphocytes only. T/F

True

Which statement is accurate?

Filtration dominates at the venous end of a capillary bed, and is driven by osmotic pressure.

Filtration dominates at the arterial end of a capillary bed, and is driven by osmotic pressure.

Filtration dominates at the venous end of a capillary bed, and is driven by hydrostatic pressure.

Filtration dominates at the arterial end of a capillary bed, and is driven by hydrostatic pressure.

Filtration dominates at the arterial end of a capillary bed, and is driven by hydrostatic pressure.

The process of _________blank is the third and final phase of _________blank, where the protein fibrin forms a meshwork that catches other elements of the blood.

coagulation; hematopoiesis

coagulation; hemostasis

platelet plug formation; hematopoiesis

platelet plug formation; hemostasis

coagulation; hemostasis

In an ECG, what does the T wave represent?

Repolarization of the ventricles

Depolarization of the left ventricle

Depolarization of the atria

Depolarization of the right ventricle

Closure of the AV valves

Repolarization of the ventricles

The foramen ovale of the fetal heart is an opening in the

fossa ovalis.

interventricular septum.

interatrial septum

tetralogy of Fallot.

aorticopulmonary septum.

interatrial septum

Which term best describes the function of blood when considering the presence of carbon dioxide and endocrine hormones?

Protection

Transportation

Regulation

Prevention

Transportation

The left ventricle walls are typically thicker than the right ventricular wall. T/F

True

The pulmonary trunk carries

oxygenated blood from the lungs toward the left atrium of the heart.

deoxygenated blood from the lungs to the right atrium of the heart.

oxygenated blood from the right ventricle toward the lungs.

deoxygenated blood from the right ventricle toward the lungs.

oxygenated blood from the left ventricle toward the lungs.

deoxygenated blood from the right ventricle toward the lungs.

Endocrine glands

are ductless glands.

are the organs of the endocrine system.

secrete hormones directly into the bloodstream.

help maintain homeostasis.

All of the choices are correct.

All of the choices are correct.

Blood is correctly classified as a(n)

intracellular fluid.

organ system.

organ.

tissue.

tissue.

Which leukocytes are granulocytes?

a.Neutrophils

b.Eosinophils

c. Lymphocytes

d. Monocytes

e. Basophils

f. Erythrocytes

c, d

b, d, e

a, b, c

a, b, e

a, b, e, f

a, b, e (Neutrophils, Eosinophils, Basophils)

As blood moves from the arterial end to the venous end of a capillary, net filtration pressure

remains the same, as rises in blood osmotic pressure are offset by declines in tissue osmotic pressure.

increases, as blood hydrostatic pressure rises.

decreases, as blood colloid osmotic pressure decreases.

decreases, as blood hydrostatic pressure decreases.

increases, as blood colloid osmotic pressure rises.

decreases, as blood hydrostatic pressure decreases.

The first phase in hemostasis is

elimination of clots.

coagulation.

vascular spasm.

platelet plug formation.

vascular spasm.

]During ventricular contraction

the semilunar valves open and the AV valves close.

only the semilunar valves close.

only the AV valves open.

the semilunar valves close and the AV valves open.

only the AV valves close.

the semilunar valves open and the AV valves close.

Blood colloid osmotic pressure is largely due to

the proteins in the blood, and it promotes reabsorption.

the pressure generated by the heart, and it favors osmosis into the arteriole end of the capillary bed.

the high amount of water in the blood, and it promotes filtration from arterioles.

the high amount of water in the blood, and it promotes diffusion out of the capillaries.

the proteins in the blood, and it promotes filtration.

the proteins in the blood, and it promotes reabsorption.

The artery that bifurcates into the right subclavian artery and the right common carotid artery is the

right brachial artery.

brachiocephalic artery.

right coronary artery.

right common iliac artery.

superior vena cava.

brachiocephalic artery.

Precapillary sphincters will

control blood flow into the true capillaries.

cause blood to flow directly from the metarteriole into the postcapillary venule.

open when the tissue needs nutrients.

close when the tissue’s needs have been met.

All of the answers are correct.

All of the answers are correct.

The life span of an erythrocyte is about _________blank days.

10

360

120

30

60

120

The internal wall surface of each ventricle displays large, smooth, irregular muscular ridges called

tendinous cords.

pectinate muscles.

conus arteriosus.

trabeculae carneae.

atrioventricular opening.

trabeculae carneae.